Question

Como se factoriza
3a²+3a=
16x²+x=
8+x²+4x=
x²-8x=

Answer 1

3a^2+3a= dividimo entre 3
a^2+a=
a(a+1)=
a=0 y a=-1
----------------------
16x^2+x
x (16 x+1) = 0
x = 0 y 16 x+1 = 0
x = 0 y 16 x = -1
x = 0 y x = -1/16
------------------------
x^2-8x=
x (x-8) = 0
x-8 = 0 y x = 0
x = 8 y x = 0


saludos